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OpenAdvisories
High RLSA-2026:98643 1 CVE

Important: squid security update

Published Nov 13, 2026 · Updated Nov 13, 2026

Summary

Squid is a high-performance proxy caching server for web clients, supporting FTP, and HTTP data objects.

Security Fix(es):

* squid: squid: Request Smuggling in HTTP Transfer-Encoding (CVE-2026-61642)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Fixed packages 12

ReleasePackageFixed in
Rocky Linux · 10 squid 7:6.10-15.el10_3.1
Rocky Linux · 10 squid 7:6.10-15.el10_3.1
Rocky Linux · 10 squid 7:6.10-15.el10_3.1
Rocky Linux · 10 squid 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debuginfo 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debuginfo 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debuginfo 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debuginfo 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debugsource 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debugsource 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debugsource 7:6.10-15.el10_3.1
Rocky Linux · 10 squid-debugsource 7:6.10-15.el10_3.1

Vulnerabilities 1

  • High 7.7

    Squid Request Smuggling in HTTP Transfer-Encoding

    Squid is a caching proxy for the Web. From 3.3.0.1 to before 7.6, due to an improper enforcement of behavioral workflow bug, Squid is vulnerable to a Request Smuggling attack against HTTP/1.1 Transfer-Encoding. HTTP header parsing (`src/HttpHeader.cc`) accept…

References

  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2548703
  • advisory
    https://access.redhat.com/errata/RHSA-2026:98643